diff --git a/tests/cases/compiler/elaboratedErrorsOnNullableTargets01.ts b/tests/cases/compiler/elaboratedErrorsOnNullableTargets01.ts
new file mode 100644
index 00000000000..22f71c88d5d
--- /dev/null
+++ b/tests/cases/compiler/elaboratedErrorsOnNullableTargets01.ts
@@ -0,0 +1,7 @@
+
+export declare let x: null | { foo: { bar: string | null } | undefined } | undefined;
+export declare let y: { foo: { bar: number | undefined } };
+
+x = y;
+
+y = x;
\ No newline at end of file